<!DOCTYPE html>
<html>
  <head>
    <meta charset="utf-8">
    <title>CSS Masking: mask-clip: clip mask image</title>
    <link rel="author" title="Astley Chen" href="mailto:aschen@mozilla.com">
    <link rel="author" title="Mozilla" href="https://www.mozilla.org">
    <link rel="help" href="http://www.w3.org/TR/css-masking-1/#the-mask-clip">
    <link rel="match" href="mask-clip-1-ref.html">
    <meta name="assert" content="border-box, padding-box, and content-box values of mask-clip should clip to the appropriate boxes.">
    <style type="text/css">
      div {
        /*
         * content box: 40 x 20
         * padding box: 52 x 38
         * border  box: 60 x 50
         * margin  box: 66 x 54
         */
        background-color: purple;
        position: absolute;
        top: 10px;
        margin: 1px 2px 3px 4px;
        border: solid transparent;
        border-width: 8px 2px 4px 6px;
        padding: 6px 9px 12px 3px;
        width: 40px;
        height: 20px;
      }

      div.mask {
        mask-size: 100% 100%;
        mask-origin: border-box;
        mask-image: url(support/transparent-100x50-blue-100x50.svg);
      }

      div.border {
        left: 10px;
        mask-clip: border-box;
      }

      div.padding {
        left: 110px;
        mask-clip: padding-box;
      }

      div.content {
        left: 210px;
        mask-clip: content-box;
      }
    </style>
  </head>
  <body>
    <div class="outer mask border"></div>
    <div class="outer mask padding"></div>
    <div class="outer mask content"></div>
  </body>
</html>
